The Drill,twist, cataloged under National Stock Number 5133-01-592-3854, is classified within Federal Supply Class 5133 (Drill Bits, Counterbores, and Countersinks: Hand and Machine) of the Hand Tools group. The manufacturer of record is Irwin Industrial Tool Company. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-01-592-3854 |
| Primary Part Number | 49613 |
| Item Name | Drill,twist |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | Irwin Industrial Tool Company |
| Status | ACTIVE |
| Shank Diameter | 0.187 INCHES NOMINAL IN |
| Cutting End Style | GENERAL PURPOSE |
| Nominal Cutting Diameter | 0.1875 INCHES IN |
| Cutting Rotation Direction | RIGHT-HAND |
| Shank Style | STRAIGHT ROUND |
| Material | CARBIDE OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 49613 PRIMARY | Irwin Industrial Tool Company (USA) |
| BAT-207-3/16 | Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co. (USA) |
| Reference | Meaning |
|---|---|
| B02665 | 5/9 Secondary reference U.S. Government activity |
| B02665-0.187 | 5/9 Secondary reference U.S. Government activity |
| STARLITE B02665-0.187 | 5/9 Secondary reference Kipper Tool Company Dba Kipper Management Inc |
NSN 5133-01-592-3854 is a Drill,twist, manufactured by Irwin Industrial Tool Company, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-01-592-3854 has 2 manufacturer part numbers on file: 49613 (Irwin Industrial Tool Company), BAT-207-3/16 (Brown Aviation Tool Supply Co. Dba Brown Aviation Tool Supply Co.).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-617-6784. Verify interchangeability with system specifications before substitution.
Key specifications for 49613: Shank Diameter: 0.187 INCHES NOMINAL IN; Cutting End Style: GENERAL PURPOSE; Nominal Cutting Diameter: 0.1875 INCHES IN; Cutting Rotation Direction: RIGHT-HAND. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.